Explore the evidence supporting commonly held beliefs about proteins. 1. Gluten is toxic for everyone and should be avoided — no amount of gluten in the diet is considered safe. 2. Athletes and people who are very physically active need to eat a lot more protein than the average person. 3. Most Americans don't get enough protein in their diet

Support the answer with the third point but mention not too take too much or they'd die.

Explanation:

Proteins are essential for the main physiological processes of life and perform functions in every system of the human body.

A protein’s shape determines its function.

Proteins are composed of amino acid subunits that form polypeptide chains.

Enzymes catalyze biochemical reactions by speeding up chemical reactions, and can either break down their substrate or build larger molecules from their substrate.

The shape of an enzyme’s active site matches the shape of the substrate.

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